GeForce GTX 670 and Radeon Sky 700 - video card comparison
GeForce GTX 670
Radeon Sky 700
Architecture
Kepler (2012−2018)
GCN 1.0 (2012−2020)
GPU code name
GK104
Tahiti
Market segment
Desktop
Desktop
Release date
May 2012
March 2013
Bus support
PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 6-pin
1x 8-pin
SLI options
+
-
Boost clock speed
980 MHz
-
Core clock speed
915 MHz
900 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
3,226 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
4,313 million
Pipelines / CUDA cores
1344
1792
Power consumption (TDP)
170 Watt
225 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
100.8
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
6 GB
Memory bus width
256-bit GDDR5
384 Bit
Memory clock speed
6.0 GB/s
5500 MHz
Memory bandwidth
192.2 GB/s
176 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x DisplayPort
Multi monitor support
4 displays
-
DisplayPort count
-
1
Dual-link DVI support
-
1
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_1)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.2.131
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-